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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NST 08 December 2025

Today Tonight and Tuesday.

Storm warning in effect.

Wind west 15 to 20 knots backing to south 25 near noon then increasing to south 35 to 45 this afternoon. Wind veering to west 35 to 45 this evening then increasing to west 45 to 55 near midnight. Wind diminishing to northwest 35 late overnight and to northwest 25 near noon Tuesday.

Showers changing to rain and fog patches this afternoon then to flurries or showers near midnight.

Temperatures plus 5 falling to minus 2 to plus 2 overnight.

Waves

Issued 06:00 AM NST 08 December 2025
Today Tonight and Tuesday. Seas 2 to 3 metres building to 3 to 5 this afternoon and to 5 to 7 near midnight. Seas subsiding to 3 to 5 Tuesday morning.

Extended Forecast

Issued 03:00 AM NST 08 December 2025
Wednesday Wind west 25 knots.
Thursday Wind southwest 25 to 35 knots increasing to south 40 to 50.
Friday Wind west 15 to 20 knots increasing to west 35 to 45.

Ice Forecast

Issued 10:00 AM EST 8 December 2025 Today Tonight and Tuesday Ice free.  

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 8 December 2025 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Newfoundland near 4958N 5542W to 5015N
5605W to 5141N 5511W to 5142N 5511W to 5147N 5545W to Newfoundland
near 5137N 5557W. Sea ice west then south of the ice edge.

Second ice edge estimated from Labrador near 5251N 5548W to 5321N
5529W to 5445N 5700W to 5547N 5953W to 5646N 6052W to 5928N 6239W to
Labrador near 6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 8 December 2025 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Newfoundland near 4958N 5542W to 5015N
5605W to 5141N 5511W to 5142N 5511W to 5147N 5545W to Newfoundland
near 5137N 5557W. Sea ice west then south of the ice edge.

Second ice edge estimated from Labrador near 5251N 5548W to 5321N
5529W to 5445N 5700W to 5547N 5953W to 5646N 6052W to 5928N 6239W to
Labrador near 6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 1:30 PM EST 7 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 8 Dec estimated from Newfoundland near
4814N 5333W to 4815N 5200W to 4900N 5100W to 5400N 5100W to 5945N
5730W to 6120N 5340W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 7 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 8 Dec estimated from Newfoundland near
4814N 5333W to 4815N 5200W to 4900N 5100W to 5400N 5100W to 5945N
5730W to 6120N 5340W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Southwestern Grand Banks

Issued 10:00 AM NST 08 December 2025

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NST 8 December 2025 Today Tonight and Tuesday At 10:00 a.m. NST today deepening low 1004 mb located over Nova
Scotia.
By 10:00 a.m. NST Tuesday deepening low 968 mb located east of
Funk Island Bank.

Marine Weather Statement

Issued 9:52 AM NST 8 December 2025 A low pressure system over Nova Scotia will rapidly
Intensify as it approaches today, crossing Eastern Newfoundland this
evening and Funk Island Bank overnight. The low will continue to
deepen as it pulls away to the northeast on Tuesday. Gale force
southerlies to northeasterlies will develop ahead of the low then
shift to gale to storm force southwesterlies to northwesterlies in
its wake. Hurricane force northwesterlies can be expected Tuesday
morning over Funk Island Bank and winds will briefly approach
hurricane force over parts of the South Coast, East Coast, and
Northern Grand Banks tonight. Winds will diminish to strong to gale
force westerlies to northwesterlies as the low pulls away.

Marine interests are advised that a hurricane force wind warning is
in effect for Funk Island Bank. Storm warnings are in effect for
Southwest Coast, South Coast, East Coast, and the Grand Banks.
Gale warnings are in effect for Gulf - Port au Port, Northeast Coast
- Cape St. John and south, and Belle Isle Bank.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except the Southern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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